private void OnDockingAutoHiddenGroupHoverStart(object sender, KryptonPageEventArgs e)
{
// Request the sliding panel slide itself into view with the provided page
KryptonDockingAutoHiddenGroup dockingGroup = (KryptonDockingAutoHiddenGroup)sender;
_slidePanel.SlideOut(e.Item, dockingGroup.AutoHiddenGroupControl, false);
}
private void OnDockingAutoHiddenGroupDisposed(object sender, EventArgs e)
{
// Cast to correct type and unhook event handlers so garbage collection can occur
KryptonDockingAutoHiddenGroup groupElement = (KryptonDockingAutoHiddenGroup)sender;
groupElement.PageClicked -= OnDockingAutoHiddenGroupClicked;
groupElement.PageHoverStart -= OnDockingAutoHiddenGroupHoverStart;
groupElement.PageHoverEnd -= OnDockingAutoHiddenGroupHoverEnd;
groupElement.Disposed -= OnDockingAutoHiddenGroupDisposed;
// Remove the element from our child collection as it is no longer valid
InternalRemove(groupElement);
}
/// <summary>
/// Perform docking element specific actions for loading a child xml.
/// </summary>
/// <param name="xmlReader">Xml reader object.</param>
/// <param name="pages">Collection of available pages.</param>
/// <param name="child">Optional reference to existing child docking element.</param>
protected override void LoadChildDockingElement(XmlReader xmlReader,
KryptonPageCollection pages,
IDockingElement child)
{
if (child != null)
{
child.LoadElementFromXml(xmlReader, pages);
}
else
{
// Create a new auto hidden group and then reload it
KryptonDockingAutoHiddenGroup autoHiddenGroup = AppendAutoHiddenGroup(xmlReader.GetAttribute("N"));
autoHiddenGroup.LoadElementFromXml(xmlReader, pages);
}
}
private KryptonDockingAutoHiddenGroup CreateAndInsertAutoHiddenGroup(int index, string name)
{
// Create the new auto hidden group instance and add into our collection
KryptonDockingAutoHiddenGroup groupElement = new KryptonDockingAutoHiddenGroup(name, Edge);
groupElement.PageClicked += OnDockingAutoHiddenGroupClicked;
groupElement.PageHoverStart += OnDockingAutoHiddenGroupHoverStart;
groupElement.PageHoverEnd += OnDockingAutoHiddenGroupHoverEnd;
groupElement.Disposed += OnDockingAutoHiddenGroupDisposed;
InternalInsert(index, groupElement);
// Events are generated from the parent docking manager
KryptonDockingManager dockingManager = DockingManager;
if (dockingManager != null)
{
// The hosting panel/sliding panel dockspace/separator are not shown until the first group is added, so only
// generate the events for allowing customization of the when there is a chance they will become displayed.
if (!_panelEventFired)
{
AutoHiddenGroupPanelEventArgs panelArgs = new AutoHiddenGroupPanelEventArgs(_panel, this);
DockspaceEventArgs dockspaceArgs = new DockspaceEventArgs(_slidePanel.DockspaceControl, null);
DockspaceSeparatorEventArgs separatorArgs = new DockspaceSeparatorEventArgs(_slidePanel.SeparatorControl, null);
dockingManager.RaiseAutoHiddenGroupPanelAdding(panelArgs);
dockingManager.RaiseDockspaceAdding(dockspaceArgs);
dockingManager.RaiseDockspaceSeparatorAdding(separatorArgs);
_panelEventFired = true;
}
// Allow the auto hidden group to be customized by event handlers
AutoHiddenGroupEventArgs groupArgs = new AutoHiddenGroupEventArgs(groupElement.AutoHiddenGroupControl, groupElement);
dockingManager.RaiseAutoHiddenGroupAdding(groupArgs);
}
// Append to the child collection of groups
_panel.Controls.Add(groupElement.AutoHiddenGroupControl);
_panel.Controls.SetChildIndex(groupElement.AutoHiddenGroupControl, (_panel.Controls.Count - 1) - index);
// When adding the first group the panel will not be visible and so we need to
// force the calculation of a new size so it makes itself visible.
_panel.PerformLayout();
return(groupElement);
}
/// <summary>
/// Initialize a new instance of the AutoHiddenGroupEventArgs class.
/// </summary>
/// <param name="control">Reference to auto hidden group control instance.</param>
/// <param name="element">Reference to docking auto hidden group element that is managing the control.</param>
public AutoHiddenGroupEventArgs(KryptonAutoHiddenGroup control,
KryptonDockingAutoHiddenGroup element)
{
AutoHiddenGroupControl = control;
AutoHiddenGroupElement = element;
}